Electromagnetic induction The law that the induced e.m.f. and current always oppose the cause producing them is due to Faraday Coulomb Lenz Newton Faraday Coulomb Lenz Newton ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction In case of an inductance, current is proportional to Magnetic field Both of the listed here None of the listed here Voltage across the inductance Magnetic field Both of the listed here None of the listed here Voltage across the inductance ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction As per Faraday's laws of electromagnetic induction, an e.m.f. is induced in a conductor whenever it Lies perpendicular to the magnetic flux Cuts magnetic flux Moves parallel to the direction of the magnetic field Lies in a magnetic field Lies perpendicular to the magnetic flux Cuts magnetic flux Moves parallel to the direction of the magnetic field Lies in a magnetic field ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Two coils have self-inductances of 10 H and 2 H, the mutual inductance being zero. If the two coils are connected in series, the total inductance will be 12 H 6 H 10 H 9 H 12 H 6 H 10 H 9 H ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction The polarity of the induced voltage can be determined by using the left-hand generator rule. No Yes No Yes ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Which of the following inductor will have the least eddy current losses? Iron core Air core Powdered iron core Laminated iron core Iron core Air core Powdered iron core Laminated iron core ANSWER DOWNLOAD EXAMIANS APP